package org.example.ackfalse;

import com.rabbitmq.client.*;
import org.example.exchange.direct.DirectProducer;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class AckFalseConsumerB {
    public static void main(String[] args)throws IOException, TimeoutException {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("127.0.0.1");

        // 打开连接和创建信道
        Connection connection = factory.newConnection();
        final Channel channel = connection.createChannel();
        channel.exchangeDeclare(DirectProducer.EXCHANGE_NAME,"direct");

        // 声明一个队列
        String queueName = "focuserror";
        channel.queueDeclare(queueName,false,false,false,null);

        // 绑定，将队列和交换器通过路由键进行绑定
        /*表示只关注error级别的日志消息*/
        String routekey = "error";
        channel.queueBind(queueName,DirectProducer.EXCHANGE_NAME,routekey);

        System.out.println("waiting for message........");

        // 声明一个消费类
        final Consumer consumer = new DefaultConsumer(channel){
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                String message = new String(body, "UTF-8");
                System.out.println("Received["+envelope.getRoutingKey()
                        +"]"+message);
                channel.basicAck(envelope.getDeliveryTag(),true);
            }
        };

        /*消费者正式开始在指定队列上消费消息*/
        channel.basicConsume(queueName,false,consumer);
    }
}
